Forty-one-year-old Anthony Corso has been treated at a hospital for a broken collar bone and ribs and a cut to his head.
Investigators say both women were in the car when it hit the man Sunday morning in Ronkonkoma (ron-CON'-kuh-muh). They say the younger woman was driving.
The driver is charged with assault, driving while impaired by drugs, operating a car without a license, cocaine possession and resisting arrest. The injured man's wife is charged with assault.
Police say they're looking for a motive.